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        Semiconductor parts containing 503 
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TOCOS 
| Part | Description |  
| RA25YPR20SB103A503102G |  25mm Diameter, Single-Turn,Wirewound Industrial Panel Controls |  
| RA25YPR20SB103A503102K |  25mm Diameter, Single-Turn,Wirewound Industrial Panel Controls |  
| RA25YPR20SB103A503103F |  25mm Diameter, Single-Turn,Wirewound Industrial Panel Controls |  
| RA25YPR20SB103A503103G | 25mm Diameter, Single-Turn,Wirewound Industrial Panel Controls |  
| RVQ20N215SB503M |  Long Life 20mm Diameter, Single-Turn, Carbon Panel Controls |  
| RVQ20N220FB503M | Long Life 20mm Diameter, Single-Turn, Carbon Panel Controls |  
| RVQ20N220SB503M | Long Life 20mm Diameter, Single-Turn, Carbon Panel Controls |  
  
TOKEN 
 
Torex Semiconductor 
| Part | Description |  
| XC6365A503ML |  PWM Controllde, PWM/PFM Switchable Step-Down DC/DC Converers |  
| XC6365A503MR |  PWM Controllde, PWM/PFM Switchable Step-Down DC/DC Converers |  
| XC6365C503MR |  PWM Controllde, PWM/PFM Switchable Step-Down DC/DC Converers |  
| XC6366A503MR |  PWM Controllde, PWM/PFM Switchable Step-Down DC/DC Converers |  
| XC6366C503ML | PWM Controllde, PWM/PFM Switchable Step-Down DC/DC Converers |  
| XC6366C503MR |  PWM Controllde, PWM/PFM Switchable Step-Down DC/DC Converers |  
| XC6367A503ML |  PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6367C503ML |  PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6367C503MR | PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6367E503ML | PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6367E503MR | PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368A503ML |  PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368A503MR |  PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368C503ML |  PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368C503MR | PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368E503ML |  PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368E503MR |  PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368F503ML | PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC6368F503MR | PWM Controlled, PWM/PFM Switchable Step-Up DC/DC Controllers |  
| XC9503 |  2ch Step-down DC/DC Controller ICs |  
| XC9503B092A |  2ch Step-down DC/DC Controller ICs |  
| XC9503B092AL |  2ch Step-down DC/DC Controller ICs |  
| XC9503B092AR |  2ch Step-down DC/DC Controller ICs |  
| XC9503B093 | 2ch Step-down DC/DC Controller ICs |  
| XC9503B093A | 2ch Step-down DC/DC Controller ICs |  
| XC9503B093AL |  2ch Step-down DC/DC Controller ICs |  
| XC9503B093AR |  2ch Step-down DC/DC Controller ICs |  
| XC9503B095A |  2ch Step-down DC/DC Controller ICs |  
| XC9801B503DL | Regulated Voltage Step-Up Charge Pump ICs |  
| XC9801B503DR |  Regulated Voltage Step-Up Charge Pump ICs |  
| XC9801B503KL |  Regulated Voltage Step-Up Charge Pump ICs |  
| XC9801B503KR |  Step-Up Charge Pump ICs |  
| XC9802B503DL | Regulated Voltage Step-Up Charge Pump ICs |  
| XC9802B503DR |  Regulated Voltage Step-Up Charge Pump ICs |  
| XC9802B503KL |  Regulated Voltage Step-Up Charge Pump ICs |  
| XC9802B503KR | Step-Up Charge Pump ICs |  
  
Toshiba 
| Part | Description |  
| 2N5038 | 150V Vcbo, 20A Ic Low frequency power silicon NPN transistor |  
| 2N5039 | 120V Vcbo, 20A Ic Low frequency power silicon NPN transistor |  
| 2SA503 | Transistors, Bipolar, Si PNP Low-Power |  
| 2SB503A | SILICON PNP TRANSISTOR |  
| 2SC5030 | Silicon NPN transistor for strobe flash applications and medium power applications |  
| 2SC503 | Transistors, Bipolar, Si NPN Low-Power |  
| MIG10J503 | TOSHIBA INTELLIGENT POWER MODULE |  
| MIG15J503H | TOSHIBA INTELLIGENT POWER MODULE |  
| MP4503 | High Power Switching Applications Hammer Drive, Pulse Motor Drive and Inductive Load Switching |  
| RN1503 | Switching, Inverter Circuit, Interface Circuit And Driver Circuit Applications |  
| RN2503 | Switching, Inverter Circuit, Interface Circuit And Driver Circuit Applications |  
| TC4503BF | Two 2-bit Buffer/Drivers with non-inverting 3-state outputs |  
| TC4503BP | Two 2-bit Buffer/Drivers with non-inverting 3-state outputs |  
| TC5032P | 4-Input CMOS Multiplexer |  
| TC5036 | 17-Stage High Speed Frequency Divider |  
| TC5036AP | 17-stage high speed frequency divider |  
| TC5036P | 17-stage high speed frequency divider |  
| TC5037P | Quad 4-Input CMOS Multiplexer |  
| TCD1503 | CCD LINEAR IMAGE SENSOR |  
| TCD1503C | CCD linear image sensor |  
| TCD1503D | CCD linear image sensor |  
| TCD2503 | CCD LINEAR IMAGE SENSOR |  
| TCD2503C | CCD linear image sensor |  
| TD62503F | 7 single driver |  
| TD62503FB | 7CH SINGLE DRIVER : COMMON EMITTER |  
| TD62503FN | 7ch SINGLE DRIVER(COMMON EMITTER) |  
| TD62503FNG | 7ch Single Driver: Common Emitter |  
| TD62503P | 7 single driver |  
| TD62503PA | 7CH SINGLE DRIVER : COMMON EMITTER |  
| TD62M4503AFN | POWER MOS FET 4CH SINK DRIVER |  
| TLP3503 | TOSHIBA Photocoupler GaAs IRed & Photo−Triac |  
| TPC6503 | Transistor Silicon NPN Epitaxial Type |  
  
TRACO 
| Part | Description |  
| TSC5030 | Input voltage range:36-75V output voltage 5V (35A) DC/DC converter |  
| TSC5032 | Input voltage range:36-75V output voltage 12V (20A) DC/DC converter |  
| TSC5034 | Input voltage range:36-75V output voltage 24V (10A) DC/DC converter |  
| TSC5037 | Input voltage range:36-75V output voltage 110V (2A) DC/DC converter |  
| TSC5038 | Input voltage range:36-75V output voltage 220V (1A) DC/DC converter |  
| TSC5039 | Input voltage range:36-75V output voltage 48V (4.5A) DC/DC converter |  
  
TriQuint Semiconductor 
 
TRNSR 
| Part | Description |  
| 2N5033 | JFET |  
| 2N5038 | 150V Vcbo, 20A Ic Low frequency power silicon NPN transistor |  
| 2N5039 | 120V Vcbo, 20A Ic Low frequency power silicon NPN transistor |  
| DTL3503 | Transistors, Bipolar, Si PNP Power |  
  
TRSYS 
| Part | Description |  
| ER503 | 300 V, 5 A, superfast recovery rectifier |  
  
TSC 
| Part | Description |  
| FRF503G | Isolated 5.0 AMPS. Glass Passivated Fast Recovery Rectifiers |  
| HER503G |  5.0 AMP. Glass Passivated High Efficient Rectifiers |  
| SFAD503G |  5.0 AMPS. Glass Passivated Super Fast Rectifiers |  
| SFAF503G |  Isolated 5.0 AMPS. Glass Passivated Super Fast Rectifiers |  
| SFF503G | Isolated 5.0 AMPS. Glass Passivated Super Fast Rectifiers |  
| TS39503CZ | 5A Ultra Low Dropout Positive Voltage Regulator |  
  
United Microelectronics Corp. 
 
UOT 
| Part | Description |  
| MVL-503DR |  Standard color transparent plastic lens |  
| MVL-503UR |  Standard color transparent plastic lens |  
| UVS-5503AE | Single digit numeric LED display |  
  
USHA 
| Part | Description |  
| 2N5038 | 150V Vcbo, 20A Ic Low frequency power silicon NPN transistor |  
  
Unisonic Technologies Co. 
| Part | Description |  
| L5030 | BOOST-UP VOLTAGE CONVERTER FOR LED DRIVER |  
| L5030-AF5-R | BOOST-UP VOLTAGE CONVERTER FOR LED DRIVER |  
| UR5033 |  2 CHANNEL LOW-DROPOUT VOLTAGE REGULATOR |  
  
UTMC 
| Part | Description |  
| 5962F9684503QXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503QXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503QXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503QYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503QYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503QYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503VXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503VXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503VXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503VYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503VYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962F9684503VYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 3E5 rads(Si). |  
| 5962G9684503QXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503QXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503QXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503QYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503QYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503QYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503VXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503VXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503VXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503VYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503VYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962G9684503VYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose G. Federal stock class designator: no options. |  
| 5962H9684503QXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503QXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503QXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503QYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503QYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503QYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503VXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503VXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503VXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503VYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503VYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962H9684503VYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class designator V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose H. Federal stock class designator: no options. |  
| 5962R9684503QXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503QXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503QXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503QYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503QYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503QYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class Q. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503VXA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503VXC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503VXX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503VYA | Dual-port SRAM: SMD with busy flag. Lead finish solder. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503VYC | Dual-port SRAM: SMD with busy flag. Lead finish gold. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
| 5962R9684503VYX | Dual-port SRAM: SMD with busy flag. Lead finish optional. Class V. Device type 03 (4Kx8, CMOS compatible inputs, 55 ns). Total dose 1E5 rads(Si). |  
  
VISAY 
| Part | Description |  
| 232257312503 | Surface Mount Multilayer Varistors |  
| 2322573222503 | Surface Mount Multilayer Varistors |  
| 232257422503 | Surface Mount Multilayer Varistors |  
| 36DX503G015BC2A |  Aluminum Capacitors Powerlytic??, Large Can |  
| 36DX503G025CC2A |  Aluminum Capacitors Powerlytic??, Large Can |  
| 632P503X9400 | Film Capacitors Metalized Polycarbonate, Wrap-and-Fill |  
| 90503E3 |  Aluminum Capacitors Axial High Temperature, DIN-Based |  
| CCF50301RFKR36 | Metal Film Resistors, Industrial, ?? 1%, ?? 5% Tolerance |  
| DG503AP | Analog Multiplexer |  
| DG503AP/883 | Analog Multiplexer |  
| DG503BP | Analog Multiplexer |  
| DG503BP4 | Analog Multiplexer |  
| DG503CJ | Analog Multiplexer |  
| IHA-503 | Filter Inductors |  
| J503 | Current Regulator Diodes |  
| LH1503AAC | 2 Form A Solid State Relay |  
| LH1503AACTR | 2 Form A Solid State Relay |  
| LH1503AB | 2 Form A Solid State Relay |  
| MAL203850331E3 | Aluminum Capacitors Radial Standard Ultra Miniature |  
| MAL203850332E3 | Aluminum Capacitors Radial Standard Ultra Miniature |  
| MAL204650331E3 |  Aluminum Capacitors Radial, Standard Long-Life |  
| MAL204850332E3 |  Aluminum Capacitors Radial Miniature Long Life |  
| MAL211650339E3 |  Aluminum Capacitors Radial Long Life |  
| MAL211890503E3 |  Aluminum Capacitors Axial High Temperature |  
| MAL213650331E3 | Aluminum Capacitors Radial Very Low Impedance |  
| MAL214850331E3 | Aluminum Capacitors Radial, Ultra High CV per Volume, Semi-Professional |  
| MAL214850332E3 |  Aluminum Capacitors Radial, Ultra High CV per Volume, Semi-Professional |  
| MAL215030101E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215030102E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215030221E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215031102E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215031122E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215031152E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215031221E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215031681E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215034102E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215034332E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215035102E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215035221E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215035222E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215035331E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215035332E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215035472E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215035681E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215036102E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215036152E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215036222E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215036332E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215036471E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215036681E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215038101E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215038102E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215038151E3 | Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215038331E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215038471E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| MAL215039229E3 |  Aluminum Capacitors Radial Miniature, Low Impedance |  
| P10LXCAG503KB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LXCAG503MB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LXCSI503KB4 | Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LXCSI503MB4 | Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYEAG503KB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYEAG503MB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYESI503KB4 | Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYESI503MB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYMAG503KB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYMAG503MB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYMSI503KB4 | Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYMSI503MB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYPSI503KB4 | Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| P10LYPSI503MB4 |  Long Life Potentiometer - 500 000 Cycles Miniature - Cermet - Fully Sealed |  
| S503TX | MOSMIC  for TV-Tuner Prestage with 5 V Supply Voltage |  
| S503TXR | MOSMIC  for TV-Tuner Prestage with 5 V Supply Voltage |  
| S503TXRW | MOSMIC  for TV-Tuner Prestage with 5 V Supply Voltage |  
| SI4503DY | N- and P-Channel MOSFET |  
| TIP-5038SDE-1 | 15??? Infrared Touch Panel |  
| TIP-5038SDE |  15??? Infrared Touch Panel |  
| TSM43YJ503KR05 | Surface Mount Cermet Trimmers Multi-turn Cermet Sealed, Industrial Grade |  
| VN50300L | N-Channel 500-V (D-S) MOSFETs |  
| VN50300T | N-Channel 500-V (D-S) MOSFETs |  
| VR25000001503FA200 | High Ohmic/High Voltage Resistors |  
| VR25000001503FA500 |  High Ohmic/High Voltage Resistors |  
| VR25000001503FN400 | High Ohmic/High Voltage Resistors |  
| VR25000001503FR500 | High Ohmic/High Voltage Resistors |  
| VR25000001503JA100 |  High Ohmic/High Voltage Resistors |  
| VR25000001503JA200 |  High Ohmic/High Voltage Resistors |  
| VR25000001503JN400 | High Ohmic/High Voltage Resistors |  
| VR25000001503JR500 |  High Ohmic/High Voltage Resistors |  
| VR25000001503KA100 | High Ohmic/High Voltage Resistors |  
| VR25000001503KA200 |  High Ohmic/High Voltage Resistors |  
| VR25000001503KN400 | High Ohmic/High Voltage Resistors |  
| VR25000001503KR500 |  High Ohmic/High Voltage Resistors |  
| VR25000Z01503FA200 |  High Ohmic/High Voltage Resistors |  
| VR25000Z01503FA500 |  High Ohmic/High Voltage Resistors |  
| VR25000Z01503FR500 | High Ohmic/High Voltage Resistors |  
| VR25000Z01503JA100 | High Ohmic/High Voltage Resistors |  
| VR25000Z01503JA200 | High Ohmic/High Voltage Resistors |  
| VR25000Z01503JA500 | High Ohmic/High Voltage Resistors |  
| VR25000Z01503JN400 |  High Ohmic/High Voltage Resistors |  
| VR25000Z01503JR500 | High Ohmic/High Voltage Resistors |  
| VR25000Z01503KA200 | High Ohmic/High Voltage Resistors |  
| VR25000Z01503KA500 | High Ohmic/High Voltage Resistors |  
| VR25000Z01503KN400 |  High Ohmic/High Voltage Resistors |  
| VR25000Z01503KR500 | High Ohmic/High Voltage Resistors |  
  
VLGEN 
 
VTRON 
 
Watkins-Johnson (WJ) Company 
 
WSI 
 
WSTCD 
| Part | Description |  
| WT5503 | 150A Ic Low frequency power silicon NPN transistor |  
  
WTE 
| Part | Description |  
| BD2503 | 300V, 25A bosch type press-fit diode |  
| BD3503 | 300V, 35A bosch type press-fit diode |  
| DD503 | 300V, 50A 8.4mm / 9.5mm dish diode |  
| DD503S | 300V, 50A 8.4mm / 9.5mm dish diode |  
| ED503S-T3 | 300V, 5.0A DPAK surface mount super fast rectifier |  
| ED503YS-T3 | 300V, 5.0A DPAK surface mount super fast rectifier |  
| HER503-T3 | 5.0A ULTRAFAST DIODE |  
| LD2503 | 300V, 25A 10mm lucas type press-fit diode |  
| LD3503 | 300V, 35A 10mm lucas type press-fit diode |  
| MP1503 | 15A BRIDGE RECTIFIER |  
| PF3503 |  35A 1/2" PRESS-FIT DIODE |  
| PFW3503 |  35A 1/2 WASHER LEAD PRESS-FIT DIODE |  
| TC2503 | Reverse voltage: 300.00V; 25A 5/16 tin can type press-fit diode |  
| TC3503 | Reverse voltage: 300.00V; 35A 5/16 tin can type press-fit diode |  
  
XICOR 
 
Xilinx Inc. 
 
YCL 
| Part | Description |  
| ADE-1503PF | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| ADE-1503PFI | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| ADE-1503PGL | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| ADE-1503PGS | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| ADE-1503PLF | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| ADE-1503PLFI | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| ADE-1503PLM | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| ADE-1503PM | 15 Watts single output external adapter. Output voltage 15V. Output current 0mA (min), 1000mA (max). |  
| NAD-1503 | 15 watts open frame single output. Output voltage 15V. Output current 0mA(min), output current 1000mA(max). |  
  
YSTON 
| Part | Description |  
| BD-A503RD | Yellow , anode,  dual digit LED display |  
| BD-A503RD-A | Yellow , anode,  dual digit LED display |  
| BD-C503RD | Yellow , cathode,  dual digit LED display |  
| BD-C503RD-A | Yellow , cathode,  dual digit LED display |  
| BD-E503RD | Yellow , anode,  dual digit LED display |  
| BD-E503RD-A | Yellow , anode,  dual digit LED display |  
| BD-F503RD | Yellow , cathode,  dual digit LED display |  
| BD-F503RD-A | Yellow , cathode,  dual digit LED display |  
| BF-A503RD | Yellow, anode, overflow single digit LED display |  
| BF-C503RD | Yellow, cathode, overflow single digit LED display |  
| BS-A503RD | Yellow, anode, single digit LED display |  
| BS-C503RD | Yellow, cathode, single digit LED display |  
| BV-A503RD | Yellow, anode,  five digit LED display |  
| BV-C503RD | Yellow, cathode,  five digit LED display |  
| BV-M503RD | Yellow, anode,  five digit LED display |  
| BV-N503RD | Yellow, cathode,  five digit LED display |  
| LA-503A2CA-2A-01 |  ULTRA LED LAMPS |  
| LA-503G4CA-2A-02 |  ULTRA LED LAMPS |  
| LA-503V4CA-1B-01 | ULTRA LED LAMPS |  
| LA-503Y2CA-3A-01 |  ULTRA LED LAMPS |  
  
Zetex Semiconductors 
| Part | Description |  
| ZR28503 |  PRECISION 2.5 VOLT MICROPOWER VOLTAGE REFERENCE |  
| ZTX503 | Transistors, Bipolar, Si PNP Low-Power |  
| ZTX503DA | Transistors, Bipolar, Si PNP Low-Power |  
| ZTX503DB | Transistors, Bipolar, Si PNP Low-Power |  
| ZTX503DC | Transistors, Bipolar, Si PNP Low-Power |  
  
Zarlink Semiconductor 
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